Fowler High Precision offers its Extended Range Vernier Disc Brake Micrometer (P/N 72-234-402-0), which fits the most popular range of disc brake sizes.
Features include sharp, black graduations on satin chrome finish, a range of 0.3-1.7 in., graduation of 0.0001 in., a jaw depth of 3.5 in., ratchet thimble and carbide-tipped measuring faces.
For more info: fowlerprecision.com.